When is the best time to go to Iaçu
The chart above shows the best time of year to visit Iaçu, Brazil. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.
Average temperatures in Iaçu
Iaçu weather by month
Please note our recommendations for when to visit Iaçu are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.
January
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 29°C | 77mm | 5hrs | 13.5hrs |
January in Iaçu is generally reasonably dry with the temperature being hot.
Based on weather alone, this is probably a time of year to avoid going to Iaçu for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
January is in the summer in Iaçu and is typically the coldest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 21°C (69°F) is normal.
On average January is the driest month of the year in Iaçu with around 77mm 3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 29°C | 70mm | 5.1hrs | 13.2hrs |
February in Iaçu is generally reasonably dry with the temperature being hot.
Based on weather alone, this is probably a time of year to avoid going to Iaçu for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
February is in the summer in Iaçu and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 21°C (70°F) is normal.
On average February is the 2nd driest month of the year in Iaçu with around 70mm 2.8 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.1 hours of sunshine per day.
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 29°C | 83mm | 5.1hrs | 12.9hrs |
The weather in March in Iaçu is characteristically hot, humid and a little damp.
Based on weather alone, this is probably a time of year to avoid going to Iaçu for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
March is in the fall / autumn in Iaçu and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 21°C (69°F) is normal.
On average March is the 3rd driest month of the year in Iaçu with around 83mm 3.3 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.1 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 28°C | 57mm | 4.4hrs | 12.5hrs |
Iaçu's weather in April is typically hot, humid and reasonably dry in nature.
Based on weather alone, this is probably a time of year to avoid going to Iaçu for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
April is in the fall / autumn in Iaçu and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 21°C (69°F) is normal.
On average April is the 4th driest month of the year in Iaçu with around 57mm 2.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.4 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 26°C | 31mm | 4hrs | 12.3hrs |
May is a reasonably dry, humid month in Iaçu and the temperature is generally hot.
It is perhaps a good month to visit Iaçu, with some particularly good weather at this time of year.
May is in the fall / autumn in Iaçu and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a muggy 29°C (85°F), whilst at night 19°C (66°F) is normal.
On average May is the 5th driest month of the year in Iaçu with around 31mm 1.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 4 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 25°C | 25mm | 4hrs | 13.5hrs |
The climate in Iaçu during June can be summarized as warm, humid and dry.
It is perhaps the perfect month to visit Iaçu, with some inordinately good weather at this time of year.
June is in the winter in Iaçu and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 18°C (64°F) is normal.
On average June is the 6th driest month of the year in Iaçu with around 25mm 1 inches of rain making it a dry time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 4 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 24°C | 21mm | 3.9hrs | 13.2hrs |
July in Iaçu is generally dry with the temperature being warm.
It is perhaps the perfect month to visit Iaçu, with some inordinately good weather at this time of year.
July is in the winter in Iaçu and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a muggy 27°C (81°F), whilst at night 17°C (62°F) is normal.
On average July is the 6th wettest month of the year in Iaçu with around 21mm 0.8 inches of rain making it a dry time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.9 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 25°C | 15mm | 4.4hrs | 12.9hrs |
The weather in August in Iaçu is characteristically warm, humid and dry.
It is perhaps the perfect month to visit Iaçu, with some inordinately good weather at this time of year.
August is in the winter in Iaçu and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (83°F), whilst at night 17°C (62°F) is normal.
On average August is the 5th wettest month of the year in Iaçu with around 15mm 0.6 inches of rain making it a dry time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.4 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 27°C | 13mm | 4.2hrs | 12.5hrs |
Iaçu's weather in September is typically hot, humid and dry in nature.
It is perhaps the perfect month to visit Iaçu, with some inordinately good weather at this time of year.
September is in the spring in Iaçu and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 30°C (86°F), whilst at night 18°C (64°F) is normal.
On average September is the 4th wettest month of the year in Iaçu with around 13mm 0.5 inches of rain making it a dry time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.2 hours of sunshine per day.
October
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 28°C | 33mm | 4.4hrs | 12.3hrs |
October is a reasonably dry, humid month in Iaçu and the temperature is generally hot.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit Iaçu.
October is in the spring in Iaçu and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 20°C (67°F) is normal.
On average October is the 3rd wettest month of the year in Iaçu with around 33mm 1.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.4 hours of sunshine per day.
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 28°C | 77mm | 4.6hrs | 13.5hrs |
The weather in November in Iaçu is characteristically hot, humid and reasonably dry.
Based on weather alone, this is probably a time of year to avoid going to Iaçu for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
November is in the spring in Iaçu and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (89°F), whilst at night 20°C (69°F) is normal.
On average November is the 2nd wettest month of the year in Iaçu with around 77mm 3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.6 hours of sunshine per day.
December
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 29°C | 102mm | 4.8hrs | 13.2hrs |
December in Iaçu is generally damp with the temperature being hot.
Based on weather alone, this is probably a time of year to avoid going to Iaçu for your holidays. The weather is often not a good and not conducive to spending time outdoors.
December is in the summer in Iaçu and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 21°C (69°F) is normal.
On average December is the wettest month of the year in Iaçu with around 102mm 4 inches of rain making it a damp time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.8 hours of sunshine per day.
Other monthly averages
Iaçu weather stats
| Hottest month: | February | 31.4°C 88.5°F |
|---|---|---|
| Driest month: | September | 13mm 0.5ins |
| Sunniest month: | March | 5.1hrs |
| Coldest month: | July | 26.9°C 80.4°F |
| Wettest month: | December | 102mm 4ins |
| Warmest sea: | March | 27.8°C 82°F |
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